src/Android/VoltageDevice.hpp

   1 /*
   2 Copyright_License {
   3
   4   XCSoar Glide Computer - http://www.xcsoar.org/
   5   Copyright (C) 2000-2013 The XCSoar Project
   6   A detailed list of copyright holders can be found in the file "AUTHORS".
   7
   8   This program is free software; you can redistribute it and/or
   9   modify it under the terms of the GNU General Public License
  10   as published by the Free Software Foundation; either version 2
  11   of the License, or (at your option) any later version.
  12
  13   This program is distributed in the hope that it will be useful,
  14   but WITHOUT ANY WARRANTY; without even the implied warranty of
  15   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16   GNU General Public License for more details.
  17
  18   You should have received a copy of the GNU General Public License
  19   along with this program; if not, write to the Free Software
  20   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  21 }
  22 */
  23
  24 #ifndef XCSOAR_ANDROID_VOLTAGE_DEVICE_HPP
  25 #define XCSOAR_ANDROID_VOLTAGE_DEVICE_HPP
  26
  27 #include "VoltageListener.hpp"
  28 #include "Java/Object.hpp"
  29 #include "Compiler.h"
  30 #include "Math/fixed.hpp"
  31 #include "Math/WindowFilter.hpp"
  32
  33 #include <jni.h>
  34
  35 #define NUMBER_OF_VOLTAGES 1
  36
  37 class VoltageDevice final : private VoltageListener {
  38   unsigned index;
  39   Java::Object obj;
  40   fixed offset;
  41   fixed factor;
  42   WindowFilter<16> voltage_filter[NUMBER_OF_VOLTAGES];
  43   WindowFilter<64> temperature_filter;
  44
  45 public:
  46   static void Initialise(JNIEnv *env);
  47   static void Deinitialise(JNIEnv *env);
  48
  49   VoltageDevice(unsigned index,
  50                JNIEnv *env, jobject holder,
  51                fixed _offset, fixed _factor, unsigned sample_rate);
  52
  53   ~VoltageDevice();
  54
  55 private:
  56   /* virtual methods from class VoltageListener */
  57   virtual void onVoltageValues(int temp_adc, int voltage_index, int volt_adc) override;
  58   virtual void onVoltageError() override;
  59 };
  60
  61 #endif